207912960

素因数分解:

$2^{15}\times 3^3\times 5^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 256

約数和(自身を含む): 754963200

約数和(自身を除く): 547050240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 180, 188, 192, 216, 235, 240, 256, 270, 282, 288, 320, 360, 376, 384, 423, 432, 470, 480, 512, 540, 564, 576, 640, 705, 720, 752, 768, 846, 864, 940, 960, 1024, 1080, 1128, 1152, 1269, 1280, 1410, 1440, 1504, 1536, 1692, 1728, 1880, 1920, 2048, 2115, 2160, 2256, 2304, 2538, 2560, 2820, 2880, 3008, 3072, 3384, 3456, 3760, 3840, 4096, 4230, 4320, 4512, 4608, 5076, 5120, 5640, 5760, 6016, 6144, 6345, 6768, 6912, 7520, 7680, 8192, 8460, 8640, 9024, 9216, 10152, 10240, 11280, 11520, 12032, 12288, 12690, 13536, 13824, 15040, 15360, 16384, 16920, 17280, 18048, 18432, 20304, 20480, 22560, 23040, 24064, 24576, 25380, 27072, 27648, 30080, 30720, 32768, 33840, 34560, 36096, 36864, 40608, 40960, 45120, 46080, 48128, 49152, 50760, 54144, 55296, 60160, 61440, 67680, 69120, 72192, 73728, 81216, 81920, 90240, 92160, 96256, 98304, 101520, 108288, 110592, 120320, 122880, 135360, 138240, 144384, 147456, 162432, 163840, 180480, 184320, 192512, 203040, 216576, 221184, 240640, 245760, 270720, 276480, 288768, 294912, 324864, 360960, 368640, 385024, 406080, 433152, 442368, 481280, 491520, 541440, 552960, 577536, 649728, 721920, 737280, 770048, 812160, 866304, 884736, 962560, 1082880, 1105920, 1155072, 1299456, 1443840, 1474560, 1540096, 1624320, 1732608, 1925120, 2165760, 2211840, 2310144, 2598912, 2887680, 3248640, 3465216, 3850240, 4331520, 4423680, 4620288, 5197824, 5775360, 6497280, 6930432, 7700480, 8663040, 10395648, 11550720, 12994560, 13860864, 17326080, 20791296, 23101440, 25989120, 34652160, 41582592, 51978240, 69304320, 103956480, 207912960]

約数ペア:

[(1, 207912960), (2, 103956480), (3, 69304320), (4, 51978240), (5, 41582592), (6, 34652160), (8, 25989120), (9, 23101440), (10, 20791296), (12, 17326080), (15, 13860864), (16, 12994560), (18, 11550720), (20, 10395648), (24, 8663040), (27, 7700480), (30, 6930432), (32, 6497280), (36, 5775360), (40, 5197824), (45, 4620288), (47, 4423680), (48, 4331520), (54, 3850240), (60, 3465216), (64, 3248640), (72, 2887680), (80, 2598912), (90, 2310144), (94, 2211840), (96, 2165760), (108, 1925120), (120, 1732608), (128, 1624320), (135, 1540096), (141, 1474560), (144, 1443840), (160, 1299456), (180, 1155072), (188, 1105920), (192, 1082880), (216, 962560), (235, 884736), (240, 866304), (256, 812160), (270, 770048), (282, 737280), (288, 721920), (320, 649728), (360, 577536), (376, 552960), (384, 541440), (423, 491520), (432, 481280), (470, 442368), (480, 433152), (512, 406080), (540, 385024), (564, 368640), (576, 360960), (640, 324864), (705, 294912), (720, 288768), (752, 276480), (768, 270720), (846, 245760), (864, 240640), (940, 221184), (960, 216576), (1024, 203040), (1080, 192512), (1128, 184320), (1152, 180480), (1269, 163840), (1280, 162432), (1410, 147456), (1440, 144384), (1504, 138240), (1536, 135360), (1692, 122880), (1728, 120320), (1880, 110592), (1920, 108288), (2048, 101520), (2115, 98304), (2160, 96256), (2256, 92160), (2304, 90240), (2538, 81920), (2560, 81216), (2820, 73728), (2880, 72192), (3008, 69120), (3072, 67680), (3384, 61440), (3456, 60160), (3760, 55296), (3840, 54144), (4096, 50760), (4230, 49152), (4320, 48128), (4512, 46080), (4608, 45120), (5076, 40960), (5120, 40608), (5640, 36864), (5760, 36096), (6016, 34560), (6144, 33840), (6345, 32768), (6768, 30720), (6912, 30080), (7520, 27648), (7680, 27072), (8192, 25380), (8460, 24576), (8640, 24064), (9024, 23040), (9216, 22560), (10152, 20480), (10240, 20304), (11280, 18432), (11520, 18048), (12032, 17280), (12288, 16920), (12690, 16384), (13536, 15360), (13824, 15040)]